What is command substitution?

0 Answers  

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hi i have directories within the directory. Now i want to copy the directory along with all directories included in it to one location by using copy command? what is the command

2 Answers   ACS, Span Systems,

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How do you grep a case insensitive?

0 Answers  

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what is difference between unix and linux?

6 Answers   IBM, Shell, Wipro,

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Can a process kill itself in UNIX/or in its various versions?

2 Answers  

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what is the default permission for /etc/shadow file in UNIX

2 Answers   Wipro,

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29. How to display top 10 users Who | head -10 | wc –w

4 Answers   TCS,

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How do I search for a file in unix command?

0 Answers  

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When i run a programm of orphan process. Instead of getting child's parent (ppid)=1 ..i get 1400 and it varies as per system. How can i findthe right soluion??? My pgm: #include<stdlib.h> # include <stdio.h> int main() { int pid; pid=fork(); if(pid < 0) {exit(-1);} else if(pid==0) { printf("Child Process is Sleeping ..."); sleep(10); printf("Orphan Child's Parent ID : %u ",getppid()); } else { printf("Parent Process Completed ... %u ",getpid()); exit(0); } return 0; } Output:

0 Answers  

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What are the commands in UNIX to list the files in a Directory?

0 Answers   CGI,

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What is awk command used for?

0 Answers  

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What will the following command do?

0 Answers  

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